Home / 3,182.24-4,391.48-1,766.14

Finding the Fourth Proportional to 3,182.24, 4,391.48 and 1,766.14

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Solution

The fourth proportional to 3,182.24, 4,391.48 and 1,766.14 is: 2,437.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.24 : 4,391.48 = 1,766.14 : x
  2. Step 2: Convert to fraction form
    3,182.24/4,391.48 = 1,766.14/x
  3. Step 3: Cross multiply
    3,182.24x = 4,391.48 × 1,766.14
  4. Step 4: Simplify right side
    3,182.24x = 7,755,968.49
  5. Step 5: Solve for x
    x = 7,755,968.49/3,182.24
  6. Step 6: Final answer
    x = 2,437.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.